6,7-dimethyl-9,10-dioxo-9,10-dihydro-anthracene-1-carboxylic acid

甲萘醌

2,3-二甲基-1,3-丁二烯

硝基乙烷

2,3-二(氯甲基)-1,4-二氢萘-1,4-二酮